Circuit breaker objective Questions Quiz
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Free online quiz practice test on circuit breaker
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Question 1 of 10
1. Question
The circuit breaker is placed in a power system …………………………..
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Question 2 of 10
2. Question
If the arc in the circuit breaker is absent during the opening of circuit contacts ……………………….
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Question 3 of 10
3. Question
Which of the SF6 property specifies that it has high arc quenching medium?
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Question 4 of 10
4. Question
Which of the following circuit breaker should not be used in high voltage power systems?
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Question 5 of 10
5. Question
The voltage that presents at breaking contact at the instant of arc extinction is called as ……………….
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Question 6 of 10
6. Question
The major function of the relay in circuit breaker is…………………………
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Question 7 of 10
7. Question
The air circuit breaker can be used up to the voltage level of ………………. KV
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Question 8 of 10
8. Question
Low resistance method of arc interruption is applicable for only …………………
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Question 9 of 10
9. Question
Which of the following circuit breakers are used for extra high voltage power systems?
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Question 10 of 10
10. Question
What does GIS stands for?
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